Created
July 3, 2023 17:04
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Bash script to switch between A2DP and Hands-Free profiles for a Bluetooth audio device, providing error handling and flexibility to listen or speak.
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#!/bin/bash | |
CARD=$(pactl list | grep bluez_card | awk '{print $NF}') | |
BLUETOOTH_DEVICE=$(pacmd list-sinks | grep -o '<bluez_sink[^>]*' | awk -F "<" '{print $2}' | awk -F ">" '{print $1}') | |
PROFILE_A2DP="a2dp_sink" | |
PROFILE_HEADSET_UNIT="handsfree_head_unit" | |
set_profile() { | |
local profile=$1 | |
local card=$2 | |
local sink=$3 | |
if ! pactl set-card-profile "$card" "$profile"; then | |
echo "Error: Failed to set card profile to '$profile'" | |
exit 3 | |
fi | |
if ! pacmd set-default-sink "$sink"; then | |
echo "Error: Failed to set default sink to '$sink'" | |
exit 4 | |
fi | |
} | |
if [ "${1:-}" = "listen" ]; then | |
set_profile "$PROFILE_A2DP" "$CARD" "$BLUETOOTH_DEVICE" | |
exit | |
elif [ "${1:-}" = "speak" ]; then | |
set_profile "$PROFILE_HEADSET_UNIT" "$CARD" "$BLUETOOTH_DEVICE" | |
else | |
echo "Error: Unsupported option '$1'" | |
exit 1 | |
fi |
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